Doctor profile · Federal record

Dr. Mark Thompson, MD

Emergency Medicine Physician · Anesthesiology Physician · Barrington, IL

  • NPI 1043252067
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
450 W Highway 22
Barrington, IL 600101919
(847) 381-9600
Mailing address
Po Box 98
Barrington, IL 600110098

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
December 30, 2022
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Illinois #036-114218 · Illinois #036114218

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043252067. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
873
Distinct HCPCS
6
Medicare allowed
$96,274
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 336 311 $8
99285 Emergency department visit with high level of medical decision making 317 305 $183
99284 Emergency department visit with moderate level of medical decision making 107 106 $126
99291 Critical care, first 30-74 minutes 83 83 $221
99283 Emergency department visit with low level of medical decision making 17 17 $68
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 13 13 $179

In context: peer comparison

Among 9 peers in this city , average services per provider: 182. This provider delivers 4.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
63
Patients
62
Total drug cost
$336
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 19 19 $86
Cephalexin Generic 16 16 $117
Ondansetron Odt (Ondansetron) Brand 16 16 $107
Prednisone Generic 12 11 $26

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Thompson's medical specialty?
Dr. Mark Thompson practices Emergency Medicine Physician in Barrington, IL.
Where does Dr. Mark Thompson practice?
Dr. Mark Thompson practices at 450 W Highway 22, Barrington, IL 600101919. Office phone: 8473819600.
What is Dr. Mark Thompson's NPI?
Dr. Mark Thompson's National Provider Identifier (NPI) is 1043252067, issued by NPPES.
What procedures does Dr. Mark Thompson commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.